Pyrus calleryana

Callery Pear Tree Buy-Back Event: A Template from Missouri

By Jean|2019-12-09T08:38:06-05:00December 2nd, 2019|Categories: Innovative Projects and Programs, Invasive Plants, Nonprofits, Tree Planting|Tags: Callery Pear Buy-Back, Missouri Invasive Plant Task Force (MoIP), Pyrus calleryana|0 Comments

Like so many regions in New York, nearly every corner of Missouri has been hit hard with the invasive spread of Callery pear (Pyrus calleryana spp.). Callery pears are self-sterile, but it turns out they readily cross-pollinate with other cultivars. Also, the rootstock upon which a Bradford [...]

Pyrus, We Have a Problem: National Perspective on the Runaway Callery Pear

Callery pear foliage and fruit. Photo by Brett O’Brien I moved from Rochester to the Hudson Valley in 2010. In the eight years since, I’ve noticed a steady proliferation of escaped Callery pears in the Valley. From one undeveloped bowl of land at a busy [...]